Neptune Facts. Neptune is the fourth largest planet in the Solar System today. Neptune is the eighth planet and this planet is going to be the further planet away from the Sun.
Mercury is one of the eight planets in the Solar System. Mercury is considered to be the smallest planet in the Solar System.
Mars is one of the eight planets found in the Solar System and it is more commonly known as The Red Planet.
Uranus is one of the largest planets in the Solar System and it is found seven places from the Sun. Uranus does have its own ring system as well as its own magnetosphere.
Sun facts. The Sun is not a planet, it is a star. Most people forget that the Sun isn’t a planet but it’s really the brightest star in the Solar System.